{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898634,-0.438699,0.000000,0.000000,0.283564,-0.580856,0.763019,0.000000,-0.333794,0.683746,0.648902,0.000000,-2131989.160038,4367184.306201,4116883.425976,1],    "boundingVolume": {    "region": [2.024942,0.706136,2.024951,0.706144,0.000000,6.155234]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/0.b3dm"}}}